Michelman, Cincinnati, OH, has named Donald Wiseman vice president of global operations. Former group director of plastics at Americhem, Inc., Mr. Wiseman will be responsible for all global manufacturing operations, logistics, engineering, process engineering and purchasing at Michel­man. With more than 15 years of leadership experience at blue-chip companies in the chemical and composite industries, Mr. Wiseman previously served in management roles for Ameri­chem and Rohm and Haas.